Tenon jig



FIG. 1 is a upper perspective view of a tenon jig showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is an opposite side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines illustrate portions of the tenon jig that form no part of the claimed design. 

CLAIM The ornamental design for a tenon jig, as shown and described. 